CN203708799U - Aspirated-air type corn planter - Google Patents
Aspirated-air type corn planter Download PDFInfo
- Publication number
- CN203708799U CN203708799U CN201420102753.9U CN201420102753U CN203708799U CN 203708799 U CN203708799 U CN 203708799U CN 201420102753 U CN201420102753 U CN 201420102753U CN 203708799 U CN203708799 U CN 203708799U
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- China
- Prior art keywords
- seeding unit
- air
- chain
- depth stop
- buoyancy body
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Abstract
The utility model relates to an aspirated-air type corn planter. The aspirated-air type corn planter is characterized in that a deep scarification opener (2) is transversely arranged at the front part of a rack (3); a small seeding rack (12) is transversely arranged at the rear part of the rack (3) through a floating body (4); two groups of floating body mounting bases (20) and land wheels (5) are transversely arranged at the rear part of the rack (3) at intervals; chain wheels are respectively arranged on the floating body mounting base (20) and the land wheel (5) and are connected through a land wheel drive chain (18); the land wheel drive chain (18) is connected with a fertilizer apparatus on a fertilizer bin (19); the fertilizer bin (19) is connected to a deep scarification and multi-layer fertilizer opener (2) through a fertilizer discharge pipe (23); the land wheel drive chain (18) is connected with a rotating shaft of a seeding apparatus (13) through a middle drive chain (16) and a drive seeding apparatus chain (14); the seeding apparatus (13) is an aspirated-air type seeding apparatus; a suction ventilator (21) is arranged on a traction frame (1) and connected with the aspirated-air type seeding apparatus (13) through an air tube.
Description
Technical field
The utility model belongs to agricultural machinery technical field, relates in particular to a kind of air-sucking type corn drill.
Background technology
Taking agricultural as basic China, sower is come into market with the attitude of " sowing expert ".Peasant's labour intensity is reduced greatly, peasant is freed from heavy manual labor, operating efficiency is greatly improved.Current corn drill, it exists the even phenomenon of uneven sowing due to design reasons, even causes broadcast leakage.Cause very large workload to sowing later stage work, even cause a large amount of underproduction of crops.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of structure sowing accurately reliable air-sucking type corn drill.Technical problem to be solved by this invention realizes by the following technical solutions: a kind of air-sucking type corn drill, includes hitch frame, subsoiling plough, frame, buoyancy body, land wheel, seeding ditching-disk, gauge wheel, press wheel, press wheel support arm, suppression guiding mechanism, depth stop guiding mechanism, sow little, seeding unit, seeding unit driving chain, plant case, intermediate transmission chain, buoyancy body guiding mechanism, land wheel driving chain, fertile case, buoyancy body mount pad, induced-draught fan, the trapezoidal pedestal of blower fan and defertilizing tube, it is characterized in that: frame front horizontally set subsoiling plough, frame rear portion is horizontally arranged with little of sowing by buoyancy body, buoyancy body mount pad and land wheel in frame rear section two groups be horizontally arranged at interval, on buoyancy body mount pad and land wheel, be respectively equipped with sprocket wheel, link together by land wheel driving chain, land wheel driving chain connects the fertilizer apparatus on fertile case, drive the fertilizer apparatus on fertile case to rotate fertilizer, fertile case through defertilizing tube to subsoiling multilayer applicator boot, land wheel driving chain links together by the rotating shaft of intermediate transmission chain and transmission seeding unit chain and seeding unit, the transmission of transmission seeding unit chain-driving seeding unit, described seeding unit is air-suction seeding unit, hitch frame is provided with induced-draught fan, induced-draught fan connects air-suction seeding unit by tracheae, control air-suction seeding unit opens or closes, throw seed sowing.
Described buoyancy body, be to be made up of holder, monomer connecting rod and conjuncted connecting rod, with little formation quadric chain of sowing, monomer connecting rod is provided with adjustment swing span, buoyancy body guiding mechanism utilizes bearing pin to be fixed on and adjusts on swing span, and one end of adjusting swing span arranges adjustment extension spring.Adjust tension spring tension by extension spring adjuster, tension spring tension is large, and amount of floating is little, otherwise large, thereby has changed the amount of floating of little of seeder, freely adjusts sowing depth according to different terrain.
Described press wheel guiding mechanism, one end of press wheel support arm arranges suppression and adjusts handle, the other end of press wheel support arm is provided with extension spring, and press wheel is provided with pulls handle, and this press wheel guiding mechanism is to be flexibly connected with the solid plate of depth stop of little of sowing by bolt, fixed cover and extension spring bolt.Thereby the angle that changes press wheel by pulling handle has changed suppression angle.The drive extension spring variation of suppression adjustment handle change position, changes press wheel support arm and the downward strength of press wheel, thereby has changed the size of the power of suppressing.
Described depth stop guiding mechanism, is provided with the solid plate of depth stop, and the solid plate of depth stop is provided with display, and the solid plate of depth stop connects depth stop support arm by bearing pin, and one end of depth stop support arm connects leading screw by bearing pin, and one end of leading screw is provided with adjustment handle.By adjusting handle rotational lead screw, leading screw drives depth stop to prop up arm swing, drives gauge wheel to move up and down simultaneously and controls the sowing depth.Depth stop guiding mechanism by depth stop consolidate plate be fixed on sowing little on.
Seeder unit shell, the seed plate of described seeding unit, stir kind of dish and be all arranged on seeding unit power transmission shaft, seeder unit shell and seed plate junction form respectively region of no pressure and antivacuum district.Scraping kind of a cutter is to be fixed on housing by bearing pin and adjusting bolt.Plant case and be connected with seeding unit interface by bolt, seed enters the vacuum suction district of chimes dish seed plate from seeding unit interface.Cap is to be connected with housing by engaging lug and bolt.Negative-pressure air fan makes vacuum chamber produce negative pressure by housing air intake duct, when seed plate running, absorbed seed under vacuum chamber suction function, and rotate with seed plate, unnecessary seed is wiped off by scraping kind of a cutter, and the seed in the middle of dish is distributed near the suction hole of periphery by the turning handle seed that stirs kind of dish.When seed produces after vacuum chamber, enter antivacuum district and no longer bear negative pressure, just by conducting oneself with dignity or dropping in ditch by seed export under the effect of scraping kind of cutter.When the pore on seed plate enters vacuum chamber region again, complete next working cycles.Seeding unit cap plays sealing function to whole seed plate.The seed that seed in kind case is broadcast seed plate supplements at any time.Thereby the seeding process of realizing ideal.
The beneficial effect of the utility model technology is: utilize aspiration type sowing device, whole transmission device and blower fan fixed form have simple in structure rationally distributed, the feature of reliable transmission, and installation, use, easy to maintenance, cost is low.For air-sucking type corn drill provides suitable negative-pressure air-flow, be applicable to the supporting air-sucking type precise seeding machine of corn of medium-sized tractor.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that in the utility model, buoyancy body is adjusted structural representation;
Fig. 3 is that structural representation is adjusted in the utility model suppression;
Fig. 4 is that the utility model depth stop is adjusted structural representation;
Fig. 5 is the structural representation of the utility model seeding unit.
In figure, 1, hitch frame, 2, subsoiling plough, 3, frame, 4, buoyancy body, 5, land wheel, 6, seeding ditching-disk, 7, gauge wheel, 8, press wheel, 9, press wheel support arm, 10, suppression guiding mechanism, 11, depth stop guiding mechanism, 12, sow little, 13, seeding unit, 14, seeding unit driving chain, 15, plant case, 16, intermediate transmission chain, 17, buoyancy body guiding mechanism, 18, land wheel driving chain, 19, fertile case, 20, buoyancy body mount pad, 21, induced-draught fan, 22, the trapezoidal pedestal of blower fan, 23, defertilizing tube, 4-1, monomer connecting rod, 4-2, adjust extension spring, 4-3, adjust swing span, 4-4, holder, 10-1, pull handle, 10-2, extension spring, 11-1, the solid plate of depth stop, 11-2, display, 11-3, leading screw, 11-4, depth stop support arm, 13-1, plant case, 13-2, scrape kind of a cutter, 13-3, seeder unit shell, 13-4, seed plate, 13-5, engaging lug, 13-6, seeding unit power transmission shaft, 13-7, stir kind of a dish, 13-8, antivacuum district, 13-9, seed export, 13-10, seeding unit interface, 13-11, suction hole.
Embodiment
With reference to accompanying drawing, a kind of air-sucking type corn drill, includes hitch frame 1, subsoiling plough 2, frame 3, buoyancy body 4, land wheel 5, seeding ditching-disk 6, gauge wheel 7, press wheel 8, press wheel support arm 9, suppression guiding mechanism 10, depth stop guiding mechanism 11, sow little 12, seeding unit 13, seeding unit driving chain 14, plant case 15, intermediate transmission chain 16, buoyancy body guiding mechanism 17, land wheel driving chain 18, fertile case 19, buoyancy body mount pad 20, induced-draught fan 21, the trapezoidal pedestal 22 of blower fan and defertilizing tube 23, it is characterized in that: frame 3 front cross arrange subsoiling plough 2, frame 3 rear portions are horizontally arranged with little 12 of sowing by buoyancy body 4, buoyancy body mount pad 20 and land wheel 5 are horizontally arranged at interval two groups of frame 3 rear sections, on buoyancy body mount pad 20 and land wheel 5, be respectively equipped with sprocket wheel, link together by land wheel driving chain 18, land wheel driving chain 18 connects the fertilizer apparatus on fertile case 19, drive the fertilizer apparatus on fertile case 19 to rotate fertilizer, fertile case 19 through defertilizing tube 23 to subsoiling multilayer applicator boot 2, land wheel driving chain 18 links together with the rotating shaft of seeding unit 13 by intermediate transmission chain 16 and transmission seeding unit chain 14, transmission seeding unit chain 14 drives seeding unit 13 transmissions, described seeding unit 13 is air-suction seeding unit, hitch frame 1 is provided with induced-draught fan 21, induced-draught fan 21 connects air-suction seeding unit 13 by tracheae, controlling air-suction seeding unit 13 opens or closes, throw seed sowing.
Described buoyancy body 4, as shown in Figure 2, to be formed by holder 4-4, monomer connecting rod 4-1 and conjuncted connecting rod 4-5, form quadric chain with little 12 of sowing, monomer connecting rod 4-1 is provided with and adjusts swing span 4-3, buoyancy body guiding mechanism 17 utilizes bearing pin to be fixed on and adjusts swing span 4-3 above, and one end of adjusting swing span 4-3 arranges adjusts extension spring 4-2.Adjust extension spring 4-2 pulling force by extension spring adjuster 17, tension spring tension is large, and amount of floating is little, otherwise large, thereby has changed the amount of floating of little 12 of seeder, freely adjusts sowing depth according to different terrain.
Described press wheel guiding mechanism 10, as shown in Figure 3, one end of press wheel support arm 9 arranges suppression and adjusts handle 10-3, the other end of press wheel support arm 9 is provided with extension spring 10-2, press wheel 8 is provided with pulls handle 10-1, and this press wheel guiding mechanism 10 is to be flexibly connected by the solid plate of depth stop of little 12 of bolt, fixed cover and extension spring bolt and sowing.Thereby the angle that changes press wheel 8 by pulling handle 10-1 has changed suppression angle.Suppression adjustment handle 10-3 change position drive extension spring 10-2 variation, changes press wheel support arm 9 and the downward strength of press wheel 8, thereby has changed the size of the power of suppressing.
Described depth stop guiding mechanism 11, as shown in Figure 4, be provided with the solid plate 11-1 of depth stop, the solid plate 11-1 of depth stop is provided with display 11-2, the solid plate 11-1 of depth stop connects depth stop support arm 11-4 by bearing pin, one end of depth stop support arm 11-4 connects leading screw 11-3 by bearing pin, and one end of leading screw 11-3 is provided with adjusts handle 11-5.By adjusting handle 11-5 rotational lead screw 11-3, leading screw 11-3 drives depth stop support arm 11--4 to swing, and drives gauge wheel 7 to move up and down simultaneously and controls the sowing depth.Depth stop guiding mechanism 11 by depth stop consolidate plate 11-1 be fixed on sowing little 12 on.
The seed plate 13-4 of described seeding unit 13, stir kind of a dish 13-7 and be all arranged on seeding unit power transmission shaft 13-6, seed plate 13-4 is provided with suction hole 13-11, the lower end of seeder unit shell 13-1 is provided with outlet 13-9, and induced-draught fan 21 is connected with seeding unit by air intake duct 13-3.Seeder unit shell 13-1 and seed plate 13-4 junction form respectively region of no pressure and antivacuum district.Scraping kind of a cutter 13-2 is fixed on housing by bearing pin and adjusting bolt.Plant case 15 and be connected with seeding unit interface 13-10 by bolt, seed enters the vacuum suction district of chimes dish seed plate 13-4 from seeding unit interface 13-10.Seeder unit shell 13-1 be by engaging lug 13-5 and bolt be arranged on sowing little 12 on.When seed plate 13-4 running, absorbed seed under vacuum chamber suction function, and rotate with seed plate 13-4, unnecessary seed is wiped off by scraping kind of a cutter 13-2, and the seed in the middle of dish is distributed near the suction hole 13-11 of periphery by stirring kind of a turning handle seed of dish 13-7.When seed produces after vacuum chamber, enter the antivacuum district of 13-8 and no longer bear negative pressure, just by conducting oneself with dignity or dropping in ditch by seed export 13-9 scraping under kind of the effect of cutter 13-2.When the pore on seed plate 13-4 enters vacuum chamber region again, complete next working cycles.Seeder unit shell 13-1 plays sealing function to whole seed plate 13-4.The seed that the seed that kind case is 15 li is broadcast seed plate supplements at any time.Thereby the seeding process of realizing ideal.
Claims (5)
1. an air-sucking type corn drill, includes hitch frame (1), subsoiling plough (2), frame (3), buoyancy body (4), land wheel (5), seeding ditching-disk (6), gauge wheel (7), press wheel (8), press wheel support arm (9), suppression guiding mechanism (10), depth stop guiding mechanism (11), sow little (12), seeding unit (13), seeding unit driving chain (14), plant case (15), intermediate transmission chain (16), buoyancy body guiding mechanism (17), land wheel driving chain (18), fertile case (19), buoyancy body mount pad (20), induced-draught fan (21), the trapezoidal pedestal of blower fan (22) and defertilizing tube (23), it is characterized in that: frame (3) front cross arranges subsoiling plough (2), frame (3) rear portion is horizontally arranged with little (12) of sowing by buoyancy body (4), buoyancy body mount pad (20) and land wheel (5) are horizontally arranged at interval two groups of frame (3) rear sections, on buoyancy body mount pad (20) and land wheel (5), be respectively equipped with sprocket wheel, link together by land wheel driving chain (18), land wheel driving chain (18) connects the fertilizer apparatus on fertile case (19), drive the fertilizer apparatus on fertile case (19) to rotate fertilizer, fertile case (19) through defertilizing tube (23) to subsoiling multilayer applicator boot (2), land wheel driving chain (18) links together with the rotating shaft of seeding unit (13) by intermediate transmission chain (16) and transmission seeding unit chain (14), transmission seeding unit chain (14) drives seeding unit (13) transmission, described seeding unit (13) is air-suction seeding unit, hitch frame (1) is provided with induced-draught fan (21), induced-draught fan (21) connects air-suction seeding unit (13) by tracheae, controlling air-suction seeding unit (13) opens or closes, throw seed sowing.
2. according to air-sucking type corn drill claimed in claim 1, it is characterized in that: described buoyancy body (4), to be formed by holder (4-4), monomer connecting rod (4-1) and conjuncted connecting rod (4-5), form quadric chain with sowing little (12), monomer connecting rod (4-1) is provided with adjusts swing span (4-3), buoyancy body guiding mechanism (17) utilizes bearing pin to be fixed on and adjusts swing span (4-3) above, and one end of adjusting swing span (4-3) arranges adjusts extension spring (4-2).
3. according to air-sucking type corn drill claimed in claim 1, it is characterized in that: described press wheel guiding mechanism (10), the one end that is press wheel support arm (9) arranges suppression adjustment handle (10-3), the other end of press wheel support arm (9) is provided with extension spring (10-2), press wheel (8) is provided with pulls handle (10-1), and this press wheel guiding mechanism (10) is to be flexibly connected with the solid plate of depth stop of sowing little (12) by bolt, fixed cover and extension spring bolt.
4. according to air-sucking type corn drill claimed in claim 1, it is characterized in that: described depth stop guiding mechanism (11), be provided with the solid plate (11-1) of depth stop, the solid plate (11-1) of depth stop is provided with display (11-2), the solid plate (11-1) of depth stop connects depth stop support arm (11-4) by bearing pin, one end of depth stop support arm (11-4) connects leading screw (11-3) by bearing pin, and one end of leading screw (11-3) is provided with adjusts handle (11-5).
5. according to air-sucking type corn drill claimed in claim 1, it is characterized in that: the seed plate (13-4) of described seeding unit (13), stirring kind of a dish (13-7) is all arranged on seeding unit power transmission shaft (13-6), seed plate (13-4) is provided with suction hole (13-11), the lower end of seeder unit shell (13-1) is provided with outlet (13-9), planting case (15) is connected with seeding unit interface (13-10) by bolt, induced-draught fan (21) is connected with seeding unit by air intake duct (13-3), scraping kind of a cutter (13-2) is to be fixed on seeder unit shell (13-1) by bearing pin and adjusting bolt, planting case (15) is connected with seeding unit interface (13-11) by bolt, seeder unit shell (13-1) is to be arranged on and to be sowed on little (12) by engaging lug (13-5) and bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102753.9U CN203708799U (en) | 2014-03-08 | 2014-03-08 | Aspirated-air type corn planter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102753.9U CN203708799U (en) | 2014-03-08 | 2014-03-08 | Aspirated-air type corn planter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203708799U true CN203708799U (en) | 2014-07-16 |
Family
ID=51148026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420102753.9U Expired - Fee Related CN203708799U (en) | 2014-03-08 | 2014-03-08 | Aspirated-air type corn planter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203708799U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105874944A (en) * | 2016-05-19 | 2016-08-24 | 华中农业大学 | Furrowing profiling pneumatic type precision vegetable seeder |
| CN108770428A (en) * | 2018-06-14 | 2018-11-09 | 青岛农业大学 | A kind of Pneumatic vegetable seeder |
-
2014
- 2014-03-08 CN CN201420102753.9U patent/CN203708799U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105874944A (en) * | 2016-05-19 | 2016-08-24 | 华中农业大学 | Furrowing profiling pneumatic type precision vegetable seeder |
| CN108770428A (en) * | 2018-06-14 | 2018-11-09 | 青岛农业大学 | A kind of Pneumatic vegetable seeder |
| CN108770428B (en) * | 2018-06-14 | 2023-10-31 | 青岛农业大学 | Pneumatic vegetable planter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20160308 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |